单片机温度检测记录系统源程序.doc

//**主程序模块**// #includereg51.h //包含头文件 #includeintrins.h sbit key0=P1^0; //定义按键 sbit key1=P1^1; main() { unsigned char Sec_30=0; //控制温度采样频率 unsigned char Temp=0; //当前温度 unsigned char DateInit[7]={0x08,0x08,0x08,0x01,0x01,0x01,0x00}; unsigned char DateNow[8]={0}; //时钟读出当前时间 unsigned char i,y=0; //坐标 unsigned char nTotal=0; //总记录数统计 unsigned char UartBuf[8]; Initializelcd(); //初始化LCD ClearScr(); //清屏 GetDate(DateNow); //判断时钟是否已初始化 if (DateNOW[0]!=0x08) SetDate(DateInit); //初始化时钟 While(1) { if (Sec_30++==30) Temp=ReadTemperature(); //大约30s采样一次 Getdate(DateNow); //读取数字时钟 for (i=0;i3;i++) //显示年月日 { OneChar(0,y,DateNow[i]4); y+=8; OneChar(0,y,DateNow[i]0x0F); y+=8; if (i2) { OneChar(0,y,0x0B); Y+=8; } } for (i=4;i7;i++) { OneChar(2,y,DateNow[i]4); y+=8; OneChar(2,y,DateNow[i]0x0F); Y+=8; if (i6) { OneChar(2,y,0x0A); Y+=8; } } Void delay_3us(int i) { int temp=0; while(tempi) temp++; } Hanzi(4,0,2,hz_wendu); //显示温度 OneChar(4,40,Temp/10); OneChar(4,40,Temp%10); if (!key0) //判断按键 { delay_3us(600); //2ms延时去抖 if (!key0) //如果按下0键存储数据 { nTotal++; DateNow[7]=Temp; //构造存储数据结构，前7字节为时间，后一字节为温度 pageWrite(nTotal3,DateNow); WriteSingleByte(0X00,nTotal); //在EEPROM第0页首地址存储总记录 } } else if(!key1) //判断按键 { delay_3us(600); //延时2ms去抖 if (!key1) //如果按下1键取出数据 { ReadRandom(0x00,nTotal); //读取总数据 for (i=0;inTotai;i++); //逐页取出数据发送 { ReadSep(i3,UartBuf. 8); UartSend(Uartbuf, 8); } } for (i=0;i100;i++) //1s延时 delay_3us(1500); } } //**头文件LM6029.h**// //LM6029是LCD显示模块 extern void InitializeLCD(); //外部调用函数声明 extern void ClearScr(); extern void OneChar(unsigned char x,unsigned char y,unsigned char num); extern void Hanzi(unsigned char x,unsigned